Comparison Console
Nitecore P20i vs Streamlight PolyTac 90 X USB
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Nitecore P20i stands out as the lightest option for weight, with about a 9% gap from the closest alternative. Nitecore P20i stands out as the cheapest option for retail price, with about a 9% gap from the closest alternative. Nitecore P20i stands out as the highest output option for max lumens, with about a 260% gap from the closest alternative.
Decision Signals
What stands out
Nitecore P20i stands out as the cheapest option for retail price, with about a 9% gap from the closest alternative.
Streamlight PolyTac 90 X USB stands out as the most expensive option for retail price, with about a 9% gap from the closest alternative.
Nitecore P20i stands out as the lightest option for weight, with about a 9% gap from the closest alternative.
Streamlight PolyTac 90 X USB stands out as the heaviest option for weight, with about a 10% gap from the closest alternative.
Streamlight PolyTac 90 X USB stands out as the lowest output option for max lumens, with about a 72% gap from the closest alternative.
Nitecore P20i stands out as the highest output option for max lumens, with about a 260% gap from the closest alternative.
Streamlight PolyTac 90 X USB stands out as the shortest runtime option for max runtime, with about a 90% gap from the closest alternative.
Nitecore P20i stands out as the longest runtime option for max runtime, with about a 913% gap from the closest alternative.
Specification Profile
Relative dimensions at a glance
Each axis is normalized against the largest raw value among the products in this comparison. Farther outward means a larger value, not necessarily a better result. Axes with an unverified value are omitted.
Price & carry
Retail price
US$116Cheapest
US$127Most expensive
Weight
124 g (4.37 oz)Lightest
136 g (4.80 oz)Heaviest
Length
151 mm (5.94 in)Longest
112.5 mm (4.43 in)Shortest
Output
Max lumens
1800 lmHighest output
500 lmLowest output
Max candela
28500 cdHighest candela
7000 cdLowest candela
Beam distance
337 m (1106 ft)Highest
167 m (548 ft)Lowest
Max runtime
2280 minLongest runtime
225 minShortest runtime
Power & durability
Battery type
Rechargeable 21700 Li-ion battery (Nitecore 21700 i-series NL2140i 4000mAh)
SL-B26 rechargeable Li-Ion USB battery pack; also accepts CR123A lithium batteries
Charging type
USB Type-C
USB rechargeable
Rechargeable
Yes
Yes
IP rating
IP68 (waterproof, submersible up to 2 meters)
IPX7
Impact resistance
2 m (7 ft)
2 m (7 ft)
Material
Aluminum
High-impact, super-tough nylon polymer
Use case profile
Best for
HuntingLaw EnforcementMilitaryProfessional Inspection And DetectionOutdoor ActivitiesEDC Tactical Use
Right Angle Flashlight UseHands Free Lighting When Attached To GearProfessional, Industrial, And Outdoor Tasks
Common praise
High Brightness Suitable For Tactical And Outdoor UseDual White And Uv Light For Detection And InspectionRechargeable With USB C And Included 21700 BatteryCompact Yet Robust Build With Aircraft Grade AluminumGood Impact Resistance And Waterproof Rating
Bright 500 Lumen Output With Balanced BeamRugged And Waterproof DesignConvenient USB Rechargeable Battery And Multi Fuel CapabilityHands Free Use With Clip And D Ring Attachment
Common complaints
Relatively Heavy And Large For Pocket EDCHigher Price Point Compared To Basic ModelsMight Have Complex Modes For Casual Users
No Information On Complaints In Available Sources
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